Synonyms for undistinguishable

Most common

indistinguishable · indistinct · imperceptible

All synonyms

Adjective

Definitions

1. adj. 1

   Imperceptible; indistinct.

Example sentences

• indistinguishable Coronavirus is nearly indistinguishable from flu.
• indistinct The squamosal bears an indistinct, gently curved ridge.
• imperceptible The truth is opaque and consequently imperceptible.

Popularity over time

Use in printed books, per decade from 1850 to 2019.

By length

10 letters

indistinct³

13 letters

imperceptible⁵

The small number after each word is its number of syllables (indistinct³ = 3 syllables).