aver C2+

/əˈvɝ/ to state or assert positively as true

veracity C2+

/vəˈræsəti/ conformity to truth; habitual truthfulness or accuracy

veraciousness C2+

/vəˈreɪʃəsnəs/ the quality of being truthful and honest

veridicality C2+

/vəˌrɪdɪˈkælɪti/ the quality of being truthful or corresponding to reality

verification C2+

/ˌvɛrɪfɪˈkeɪʃən/ the process of establishing the truth or accuracy of something

verisimilar C2+

/ˌvɛrɪˈsɪmɪlər/ appearing true or probable; lifelike