croc / crock 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. 👇
croc: NA
crock: (noun) nonsense; foolish talk. (noun) an earthen jar (made of baked clay). (verb) release color when rubbed, of badly dyed fabric. (verb) soil with or as with crock.
croc: k·r·AA·k
crock: k·r·AA·k
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)