| Word | Definitions | Synonyms |
|---|---|---|
| indubitably | (adverb) in a manner or to a degree that could not be doubted | Synonyms: beyond a doubt, beyond a shadow of a doubt, beyond doubt |
| indulgently | (adverb) in an indulgent manner | - |
| industrially | (adverb) by industrial means | - |
| industriously | (adverb) in an industrious manner | - |