1
lengthily(adverb, durably)
1
month after month(expression, idiom)
1
never-endingly
1
on a stretch(expression, idiom)
1
on and on(expression, idiom)
1
on end
1
perennial
1
perennials
1
rain or shine(adverb, time, when, always, ever)
1
rapidly
1
repeatedly
1
right along
1
round the clock(expression, idiom)
1
sempiternally
1
sequentially(adverb, continuously)
1
straightly(adverb, continuously)
1
sustainedly
1
time without end(expression, idiom)
1
together
1
unbrokenly
11 years ago|3.5k views|share |citing 
APASmart Define. (2015). perennially thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/perennially/thesaurus/synonyms
ChicagoSmart Define. 2015. "perennially thesaurus" https://smartdefine.org/perennially/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, perennially thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/perennially/thesaurus/synonyms>.
MLASmart Define. "perennially thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/perennially/thesaurus/synonyms>