plausive

adjective3

1. •
   (rare) Laudable, praisable.
2. •
   (no longer used) Plausible (obtaining approbation), specious (having an attractive appearance intended to obtain a favorable response).

   • plausive manners — 1599
3. •
   (no longer used) Applauding; showing praise.

   • With her soft plume (from plausive angels' wing First pluck'd by man) — 1742