Comparative form meaning more charming; more attractive and delightful than something else.
Charm + -ing + -er (comparative suffix). Forms the middle level of comparison: charming → charminger → charmingest.
Modern English usually says 'more charming' instead of 'charminger'—this older comparative form shows how English was shifting from Germanic suffixes (-er) to Romance-based 'more/most' constructions!
Complete word intelligence in one call. Free tier — 50 lookups/day.