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