OK
accept
accredit
acknowledge
allege
amen
announce
annunciate
approve
argue
assert
assever
asseverate
assure
attest
authenticate
authorize
autograph
aver
avouch
avow
back
back up
bear out
bear witness
bolster
buttress
certify
circumstantiate
confess
confirm
contend
corroborate
cosign
countersign
declare
declare roundly
depone
depose
disclose
document
endorse
enunciate
establish
affirmation
claim
defend
demonstrate
maintain
prove
reaffirm
reassert
shew
show
validate
verify
vouch
affirmatively
affirmed
affirming
affirms
affirmative
dictum
lunation
obverse
princeling
Germ
Herm
berm
ferm
firm
germ
herm
infirm
long-term
reconfirm
sperm
squirm
term
therm
thurm
worm
deny