insist claim argue believe think

suppress control restrain repress oppress inhibit ban forbid stifle

speedup increase speed quicken up accelerate speed

dispute debate controversy disagree argue

reproduce copy replicate repeat duplicate

plan prepare design

improve grow get better

catch exploit capture

give up abandon

refute not mean rebut deny

fulfill qualify achieve keep satisfy

prevent resolve forbid stop

tend to prone to

participate be involved in take part in join

judge rate criticize assess evaluate gauge appraise

rely on depend on

avoid stay away keep away steer clear of make a detour

die out extinct disappear no longer exist

hunt search for look for try to find in search of

perceive sense see spot become aware of observe