sli

As nouns the difference between terms and sli

is that terms is while sli is (initialism).

As an adjective sly

is artfully cunning; secretly mischievous; wily.

As an adverb sly

is slyly.

As a noun sli is

(initialism).

As nouns the difference between slide and sli

is that slide is an item of play equipment that children can climb up and then slide down again while sli is (initialism).

As a verb slide

is (ergative) to (cause to) move in continuous contact with a surface.

As nouns the difference between sleek and sli

is that sleek is that which makes smooth; varnish while sli is (initialism).

As an adjective sleek

is having an even, smooth surface; smooth; hence, glossy.

As an adverb sleek

is (dated) with ease and dexterity.

As a verb sleek

is to make smooth or glossy; to polish or cause to be attractive.