0
for always
0
for good
0
for keeps
0
for life
0
forcible
0
forevermore
0
immortally
0
immovably(adverb, firmly, stably)
0
in perpetuity
0
in perpetuum
0
indestructibly
0
infinitely
0
inflexibly(adverb, firmly, stably)
0
interdependently
0
interminably
0
irrepressibly
0
lastingly
0
like a rock(adverb, firmly, stably)
0
motionlessly(adverb, firmly, stably)
0
move
11 years ago|4.4k views|share |citing 
APASmart Define. (2015). sturdily thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sturdily/thesaurus/synonyms
ChicagoSmart Define. 2015. "sturdily thesaurus" https://smartdefine.org/sturdily/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, sturdily thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sturdily/thesaurus/synonyms>.
MLASmart Define. "sturdily thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/sturdily/thesaurus/synonyms>