Scottish Gaelic edit

Etymology edit

From èifeachd +‎ -ach.

Adjective edit

èifeachdach

  1. effective
  2. efficient

Mutation edit

Scottish Gaelic mutation
Radical Eclipsis with h-prothesis with t-prothesis
èifeachdach n-èifeachdach h-èifeachdach t-èifeachdach
Note: Some of these forms may be hypothetical. Not every possible mutated form of every word actually occurs.