Definitions

through thick and thin

ADVERB

firmly

Synonyms

STRONGEST

adamantly decisively doggedly persistently resolutely staunchly steadfastly strictly stubbornly tenaciously

STRONG

unwaveringly

WEAK

constantly indefatigably intently obdurately obstinately perseveringly pertinaciously purposefully stolidly unchangeably with heavy hand

Antonyms

WEAK

changeably flexibly indefinitely movably waveringly weakly