RichThesaurus
be pertinacious in
be pertinacious in
synonyms
continue with
not cease from
be persistent in
persist with
keep going with
soldier on with
keep at
stick at
slave away at
plow through
peg away at
carry on with
keep on at
plug away at
be resolute in
not give up
not falter in
persevere with
see through
press on with
struggle on with
be steadfast in
hammer away at
work away at
bash on with
show determination in
be pertinacious in
antonyms
give up