chuck up the sponge vs fall by the wayside

chuck up the sponge and fall by the wayside both are verbs.

Word	Noun	Adjective	Verb	Adverb
chuck up the sponge	No	No	Yes	No
fall by the wayside	No	No	Yes	No

As verbs, chuck up the sponge and fall by the wayside are synonyms defined as:

chuck up the sponge and fall by the wayside: give up in the face of defeat of lacking hope; admit defeat

Other synonyms of chuck up the sponge include drop by the wayside, drop out, give up, quit, throw in, throw in the towel.

chuck up the sponge (verb)	fall by the wayside (verb)
give up in the face of defeat of lacking hope; admit defeat	give up in the face of defeat of lacking hope; admit defeat