catch up with vs contend

catch up with and contend both are verbs.

Word	Noun	Adjective	Verb	Adverb
catch up with	No	No	Yes	No
contend	No	No	Yes	No

catch up with (verb)	contend (verb)
catch up with and possibly overtake	to make the subject of dispute, contention, or litigation
make up work that was missed due to absence at a later point	have an argument about something
	maintain or assert
	compete for something; engage in a contest; measure oneself against others
	be engaged in a fight; carry on a fight
	succeed in doing, achieving, or producing (something) with the limited or inadequate means available