unmutable

English

Etymology

From Middle English unmutable; equivalent to un- +‎ mutable.

Adjective

unmutable (comparative more unmutable, superlative most unmutable)

1. Obsolete form of immutable.

References

• “unmutable”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.