commentate
verb /ˈkɒmənteɪt/
  /ˈkɑːmənteɪt/
 [intransitive]Verb Forms
| present simple I / you / we / they commentate |    /ˈkɒmənteɪt/   /ˈkɑːmənteɪt/  | 
| he / she / it commentates |    /ˈkɒmənteɪts/   /ˈkɑːmənteɪts/  | 
| past simple commentated |    /ˈkɒmənteɪtɪd/   /ˈkɑːmənteɪtɪd/  | 
| past participle commentated |    /ˈkɒmənteɪtɪd/   /ˈkɑːmənteɪtɪd/  | 
| -ing form commentating |    /ˈkɒmənteɪtɪŋ/   /ˈkɑːmənteɪtɪŋ/  | 
- commentate (on something) to give a spoken description of an event as it happens, especially on television or radio
- Who will be commentating on the game?
 
Word Originmid 19th cent.: back-formation from commentator.