Extension Synonyms
43 extension synonyms include addition, add-on, adjunct, addendum, augmentation, supplement, appendage, appendix, annexe, and wing. Extension is a noun, and its antonyms are retrogression and regression. Here are some additional synonyms for "extension" with example sentences.
Another word for Extension
43 other ways to say extension.
1. addition
2. expansion
- widening
- stretching
- lengthening
- increase
- heightening
- growth
- expansion
- enlargement
- enhancement
- elongation
- drawing out
- diversification
- development
- deepening
- continuation
- broadening
- augmentation
- amplification
3. prolongation
- protraction
- prolongation
- postponement
- perpetuation
- more/extra time
- longer period
- lengthening
- increased time
- increase
- delay
- deferral
- continuation
- additional time
Use extension in a Sentence
He installed a browser extension.
She requested an extension politely.
The deadline received an extension.