Table of Contents
Antonyms
Synonyms
2. built-in
adjective. ['ˈbɪlˌtɪn'] existing as an essential constituent or characteristic.
Antonyms
Synonyms
3. fill-in
noun. someone who takes the place of another (as when things get dangerous or difficult).
Synonyms
6. closed
adjective. ['ˈkloʊzd'] used especially of mouth or eyes.