| Word | Definitions | Synonyms |
|---|---|---|
| boom | (verb) grow vigorously | Synonyms: expand, flourish, thrive |
| (verb) hit with great force | Synonyms: blast, nail, smash | |
| (verb) make a resonant sound, like artillery | Synonyms: din | |
| (verb) make a deep hollow sound | Synonyms: boom out | |
| (verb) be the case that thunder is being heard | Synonyms: thunder |