interject[verb]Synonyms: introduce, fill in, insert, insinuate, intercalate, interpolate, interpose, throw in
 [TahlilGaran] English Synonym Dictionary ▲
 in‧ter‧ject /ˌɪntəˈdʒekt $ -ər-/ 
 verb [intransitive and transitive] formal[
Date: 1500-1600; 
Language: Latin; 
Origin: past participle of intericere, from jacere 'to throw']
 to interrupt what someone else is saying with a sudden remark: 
 ‘That’s absolute rubbish!’ he interjected.
 ‘That’s absolute rubbish!’ he interjected.  [TahlilGaran] Dictionary of Contemporary English ▲