Iskani niz je bil najden v IZTOČNICAH:
trd
(pridevnik)
en hard,
stiff,
flinty,
austere,
unbending,
ironbound,
uncompromising,
relentless,
intransigent,
unyielding,
inexorable,
unflinching,
tenacious,
adamant,
tough,
unrelenting,
determined,
persevering,
total,
complete,
pitch
de hart,
steif,
unnachgiebig
sq fortë
fr dur
hr tvrd,
krut,
uporan,
nepopustljiv