| Word | Definitions | Synonyms |
|---|---|---|
| double | (verb) increase twofold | Synonyms: duplicate |
| (verb) hit a two-base hit | - | |
| (verb) do double duty; serve two purposes or have two functions | - | |
| (verb) make or do or perform again | Synonyms: duplicate, reduplicate, repeat, replicate | |
| (verb) bend over or curl up, usually with laughter or pain | Synonyms: double over, double up | |
| (verb) make a demand for (a card or suit) | - | |
| doubt | (verb) consider unlikely | - |
| (verb) lack confidence in | - |