Instrengthen

//ɪnˈstɹɛŋθə̆n// verb

verb ·Rare ·Advanced level

Definitions

Verb
  1. 1
    Strengthen inwardly. rare, transitive

Etymology

From in- + strengthen; compare enstrengthen.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.