encomiastic
eulogistic
laudatory
panegyric
panegyrical
praiseful
praising
unpaid
acclamatory
admiring
adulatory
appreciative
approbatory
bland
blandishing
blarneying
buttery
cajoling
charitable
commendatory
congratulational
congratulatory
costless
courtierly
courtly
eleemosynary
expenseless
fair-spoken
fawning
fine-spoken
flattering
for free
for love
for nothing
free
free as air
free for nothing
free gratis
free of charge
free of cost
freebie
fulsome
giftlike
given
gratis
gratuitous
gratulant
gratulatory
gushing
honey-mouthed
honey-tongued
honeyed
insincere
insinuating
laudator
affectionate
apologetic
conciliatory
confidential
cordial
cryptic
flatter
gratify
humorous
informal
instructive
intelligible
perfunctory
respectful
satisfactory
terse
alimentary
documentary
parliamentary
rudimentary
sedimentary
supplementary
testamentary
uncomplimentary