sincere
abiding
ardent
authentic
bona fide
bound
bound and determined
committed
decided
decisive
dedicated
definite
determined
devoted
earnest
enduring
fervent
genuine
heartfelt
hearty
impassioned
never-failing
obstinate
passionate
persevering
persistent
purposeful
relentless
resolute
resolved
serious
single-minded
steadfast
steady
tenacious
unfaltering
unfeigned
unqualified
unquestioning
unwavering
allograft
church-state
ecumenical
intergovernmental
interservice
out-of-balance
rapturous
revocable
sincerest
sisterly
tacit
unanimous
unconditional
undiscriminating
unreserved
unstinted
unswerving
whole-hearted
whole-souled