Reconstruction:Proto-Germanic/-ist

Suffix

 * 1) -est.

Usage notes
This was the normal superlative suffix for all i-, u- and ja-stem adverbs. The regular a-stem adverbs sometimes used this suffix, and sometimes the related suffix without any predictable rule. Proto-Germanic superlative adverbs

Descendants
This suffix probably became unproductive, largely being a relic in the few words it existed.