knits / nits are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
knits: (noun) a fabric made by knitting. (noun) a basic knitting stitch. (noun) needlework created by interlacing yarn in a series of connected loops using straight eyeless needles or by machine. (verb) make (textiles) by knitting. (verb) tie or link together.
nits: (noun) a luminance unit equal to 1 candle per square meter measured perpendicular to the rays from the source. (noun) egg or young of an insect parasitic on mammals especially a sucking louse; often attached to a hair or item of clothing.
knits: n·IH·t·s
nits: NA
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)