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obligatorily Synonyms

Another word for obligatorily

Choosing another word for obligatorily depends on context, so the synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
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• adverb (Context 1)

In a manner required by a legal, moral, or social rule; by obligation or necessity.

Usage Example

"All new employees are mandatorily enrolled in the company's safety training program during their first week."

Strongest
mandatorily
compulsorily
Strong
necessarily
imperatively
statutorily

• adverb (Context 2)

In biology, in an obligate manner, such that an organism is restricted to a single specific mode of life or host to survive.

Usage Example

"Certain deep-sea bacteria are obligately anaerobic and cannot survive in the presence of oxygen."

Strongest
obligately
Strong
exclusively

Opposites of obligatorily

The opposite of obligatorily shifts depending on context. Common opposites include:

optionally
facultatively
voluntarily
electively
freely
willingly
See all opposites of obligatorily

• Nearby Words

objector
obligate
obligation
obligatorily
obligatory
oblige
obliged

Cite this Entry

Wordmom. (2026). Synonyms for Obligatorily. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/obligatorily
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