| Left recursion | Left Reform Party | Left regular grammar |
| Left regular representation | Left renal vein | Left renal vein entrapment |
| Left Renewal | Left resolution | Left Review |
| Left Revolutionary Front | Left Revolutionary Front (Bolivia) | Left Revolutionary Front (disambiguation) |
| Left Revolutionary Front (Portugal) | Left Revolutionary Group | Left Rhine line |
| Left Rhine Railway | Left Right | Left right |
| Left Right (film) | Left Right (Inna song) | Left Right (Smokepurpp song) |
| Left Right and Center | Left Right and Centre | Left right centre |
| Left right confusion | Left Right Left | Left Right Left (2013 film) |
| Left Right Left (Charlie Puth song) | Left Right Left (disambiguation) | Left Right Left (film) |
| Left Right Left (Malayalam film) | Left Right Left (SAB TV) | Left Right Left (song) |
| Left Right Left (TV series) | Left Right Left Right Left | Left Right Out of Your Heart |
| Left Right Out Of Your Heart | Left Right out of Your Heart | Left Right Out Of Your Heart (Hi Lee Hi Lo Hi Lup Up Up) |
| Left Right Out of Your Heart (Hi Lee Hi Lo Hi Lup Up Up) | Left right paradigm | Left right political spectrum |
| Left right politics | Left right productions | Left Right Sir |
| Left River Soviet | Left rotation | Left round bracket |
| Left row space | Left S-act | Left School |
| Left seat | Left seat (cockpit) | Left Secular Democratic Forces |
| Left semihereditary | Left semihereditary ring | Left semilunar cusp |
| Left sentential | Left Shachtmanism | Left shark |
| Left Shark | Left Shark (Viral Phenomenon) | Left shift |
| Left Shift | Left shift (disambiguation) | Left shift (medicine) |
| Left Shift (political group) | Left Shift key | Left shore Lake Zürich railway |
| Left shore Lake Zurich railway | Left side | Left Side Brain |
| Left side brain | Left side driving | Left Side of the Bed |
| Left Side of the Brain | Left Side Of The Brain | Left side of the heart |
| Left side of the road | Left side traffic | Left Silver-57 Rapid Attack |
| Left Silver-5g Quick Attack | Left Silver-5g Rapid Attack | Left single quotation mark |
| Left single rotation | Left Social Revolutionaries | Left Socialist Accord |
| Left Socialist Action | Left Socialist Party | Left Socialist Party (Belgium) |
| Left Socialist Party (disambiguation) | Left Socialist Party (Sweden) | Left Socialist Party (Tunisia) |
| Left Socialist Party of Japan | Left Socialist Revolutionaries | Left Socialist Revolutionarist |
| Left Socialist Revolutionary Party | Left Socialist-Revolutionaries | Left Socialist-Revolutionaries uprising |
| Left Socialist-Revolutionary | Left Socialist-Revolutionary Party | Left Socialists |
| Left Spine Down | Left splanchnic nerves | Left square bracket |
| Left SR | Left SR Revolt | Left SR revolt |
| Left SR uprising | Left SR Uprising | Left SRs |
| Left stochastic matrix | Left Struggle | Left subclavian |
| Left subclavian artery | Left subclavian vein | Left superior intercostal |
| Left superior intercostal vein | Left superior pulmonary vein | Left superior vena cava |
| Left suprarenal | Left suprarenal vein | Left tack |
| Left tackle | Left Tackle | Left temporal lobe |
| Left Tern | Left testicular vein | Left The Jungle |
| Left The Jungle (Album) | Left Till Called For | Left to Die |
| Left To Die | Left to his Own Devices | Left to My Own Devices |
| Left to my own devices | Left to Right | Left to right |
| Left to right mark | Left to right shunt | Left to Suffer |
| Left to the Right | Left to Vanish | Left Together |
| Left total | Left total relation | Left transversal |
| Left triangular ligament | Left triangular ligaments | Left triangular matrix |
| Left tributary | Left Turn | Left Turn (magazine) |
| Left Turn (USA) | Left Turn Ahead | Left turn at Albuquerque |
| Left Turn Magazine | Left Turn On A Red Light | Left turn on red |
| Left turn signal | Left Turn's the Right Turn | Left Twix |
| Left Undone | Left Union | Left Union (disambiguation) |
| Left Union for a Clean and Holy Republic | Left United Front | Left Unity |
| Left Unity (disambiguation) | Left Unity (European Parliament) | Left Unity (Jawaharlal Nehru University) |
| Left Unity (UK) | Left upper quadrant | Left upper quadrant (abdomen) |
| Left vena cava | Left vena cava superior | Left ventricle |
| Left Ventricle | Left ventricles | Left ventricular |
| Left ventricular aneurysm | Left ventricular assist device | Left Ventricular Assist Device |
| Left ventricular bypass pump | Left ventricular dysfunction | Left ventricular ejection fraction |
| Left ventricular Ejection Fraction | Left ventricular end diastolic pressure | Left ventricular end-diastolic dimension |
| Left ventricular end-systolic dimension | Left ventricular enlargement | Left ventricular failure |
| Left ventricular function | Left ventricular hyperthrophy | Left ventricular hypertrophy |
| Left Ventricular Hypertrophy | Left ventricular mass | Left ventricular noncompaction |
| Left ventricular outflow tract | Left ventricular outflow tract obstruction | Left ventricular outflow tracts |
| Left ventricular pressure | Left ventricular thrombus | Left Ventricular Thrombus |
| Left ventricular volume overload | Left visual field blindness | Left vs. right side of the road |
| Left whisk | Left wide midfielder | Left wing |
| Left Wing | Left Wing (ice hockey) | Left wing (ice hockey) |
| Left wing Adventist | Left wing Adventists | Left Wing Alliance |
| Left wing and right wing | Left wing back | Left Wing Communism |
| Left Wing Communism: An Infantile Disorder | Left wing extremism | Left wing extremism in India |
| Left wing lock | Left Wing Lock | Left Wing Manifesto |
| Left Wing National Conference | Left wing nationalism | Left wing of communism |
| Left wing of Islamic Republic of Iran | Left wing political stance | Left wing politics |
| Left wing politics in Croatia | Left wing politics in the United States | Left wing populism |
| Left Wing princes | Left Wing Section | Left Wing Section of the Socialist Party |
| Left wing terrorism | Left wing uprisings against the Bolsheviks | Left wing white supremacy |
| Left wing-back | Left wingback | Left winger |
| Left winger (association football) | Left winger (football) | Left winger (ice hockey) |
| Left without being seen | Left Worker-communist Party of Iraq | Left Worker-Communist Party of Iraq |
| Left Youth (Finland) | Left Youth (Italy) | Left Youth Solid |
| Left zero | Left zero divisor | Left zero semigroup |
| Left Zionism | Left Zionist | Left, alone |
| Left, Andrew | Left, Ecology and Freedom | Left, Ecology, Freedom |
| Left, Right | Left, Right & Center | Left, Right & Centre |
| Left, Right (Lil Tecca song) | Left, Right (song) | Left, Right (YG song) |
| Left, Right and Center | Left, Right and Centre | Left, Right And Centre |
| Left, Right, & Center | Left, Right, and Center | Left, Right, Left |
| Left, Right, Left (Drama song) | Left, Right, Left (song) | Left, Right, Left, Right, Left |
| Left- and right-hand traffic | Left- handed | Left- or right-continuous function |
| Left-adjoint | Left-anarchism | Left-Anarchism |
| Left-anarchist | Left-anarchists | Left-and-right-truncatable prime |
| Left-arm | Left-arm fast medium | Left-arm fast-medium |
| Left-arm orthodox | Left-arm orthodox spin | Left-arm spin |
| Left-arm spin bowler | Left-arm unorthodox | Left-arm unorthodox spin |
| Left-arm wrist spin | Left-arrow | Left-Artinian |
| Left-Artinian ring | Left-associative | Left-atrial appendage |
