to glide;  to slide (e.g. on skis);  to fail (an examination);  to bomb (when telling a joke);  to drop;  to go down
 smooth (of a surface);  glassy;  smooth (of an action, proceedings, etc.);  fluent (speech);  continuously differentiable
 funny;  comical;  humorous;  ridiculous;  silly;  absurd
 to slide into;  to slip into
 to lose one's footing;  to slip
 smooth;  undisturbed;  uninterrupted;  harmonious
 gliding (through the air)
 to make a slip of the tongue;  to say something inadvertently;  to blurt out without thinking
 to have one's hands slip (and drop something)
 lubricating oil;  lubricant;  lube;  person or thing that makes things run smoothly;  facilitator
 to make a slip of the tongue;  to let something slip
 (playground) slide;  (ship) launching platform;  sliding bed
 to slide down;  to slip down
 to slide into;  to slip into
 gliding;  sliding;  skating (on ice);  taxiing (aircraft);  making a takeoff run
 articulation;  speaking one's lines smoothly;  reciting one's lines well
 non-slip device (material, tread, etc.);  non-skid;  anti-slip;  back-up option (esp. with regard to university admissions);  back-up choice;  insurance choice
 to begin slipping or sliding;  to make a start upon
 to let slip;  to slide;  to glide
 sideslip;  skid;  shifting to another post (at the same level);  sideways move (at a company);  sliding sideways down a slope (skiing)
 superficial;  shallow;  frivolous;  careless;  sliding along the surface of something;  being slippery
 to smooth;  to harmonize;  to facilitate;  to streamline
 to make a slip of the tongue;  to say something inadvertently;  to blurt out without thinking
 to drop into;  to slip into;  to let fall into;  to slide (something) down
 sliding;  being just in time
 to slide down;  to slip down
 to lose one's footing;  to slip
 smooth (of a surface);  glassy;  smooth (of an action, proceedings, etc.);  fluent (speech);  continuously differentiable
 descent (esp. in skiing);  sliding down;  downhill (skiing race)
 smooth-bore gun;  unrifled gun
 slime;  sliminess;  mucus;  viscous liquid
 humorous flavour;  something comical
 smooth;  even;  level;  flat
 sliding safely;  just making it;  being just on time
 to be slippery;  to be slimy;  to behave charmingly;  to walk merrily
 smooth (skin, etc.);  sleek;  velvety;  silky
 suave;  tactful;  smooth;  versatile;  adaptable
 adaptable;  flexible;  versatile;  unfixed
 nameko (var. of mushroom) (Pholiota nameko)
 first ski of the season;  first ski run
 smooth-talking and humorous;  with jocose and comical airs
 crape myrtle (Lagerstroemia indica)
 cow hide tanned using tannin
 fireman's pole;  sliding pole;  slide guide;  slide bar
 synovial membrane;  synovium
 smooth-talking and polished;  witty;  free, easy, and urbane
 idiot;  dummy;  joker;  fool;  trickster
 smooth (skin, etc.);  sleek;  velvety;  silky
 to shift;  to slide (e.g. something away from something else);  to move (e.g. something out of the way);  to put off;  to delay;  to postpone
 (playground) slide;  (ship) launching platform;  sliding bed
 wet and glistening;  slimy;  slippery;  to have a sheen;  to be slimy
 wet and glistening;  slimy;  slippery;  to have a sheen;  to be slimy
 superficial;  shallow;  frivolous;  careless;  sliding along the surface of something;  being slippery
 crape myrtle (Lagerstroemia indica)
 black finless porpoise (Neophocaena phocaenoides)
 common purslane (Portulaca oleracea)
 floral egg crab (Atergatis floridus);  shawl crab;  brown egg crab
 enoki mushroom (Flammulina velutipes)
 slime flounder (Microstomus achne)
 to let slip;  to slide;  to glide
 being smooth, free and easy;  refined and unconventional
 sliding central strip (of a slide rule);  slide strip
 olecranoid bursitis;  miner's elbow
 smooth endoplasmic reticulum;  smooth ER
 Habenaria longitentaculata (species of bog orchid)