- 2Signification: attendantaccompanying associated with connected coupled with coordinated concurrent conjoined with jointcoactive collateral coefficient fellow coincident contemporaneous concomitant
- 3Signification: accompanyingconcomitant simultaneous attendantcollateral concurrent coincident
- 4Signification: coexistingcontemporary simultaneous concurrent coexistent
- 5Signification: cooperativejoint cooperating concurrent relatedco-ordinated mutual allied
- 6Signification: agreeingalike harmonious concurrent concertedaccordant concordant unified unanimous
- 7Signification: simultaneousconcurrent coexistent parallel collateralsynchronous at the same time coexisting
- 8Signification: meeting at the same pointmeeting converging confluent joined concurrent