Sir Lancelot 519

[Mayflower3]

6a)America suppresses Foreigh Office craft(4) ?F?S the F is for Fricassee 7d?
14a)Verifies gold later etched in twitchy ways(13) AU??????C???S thought this might be audaciousness but not right?
17a)Uneasinesss for possible wicked nature(13)??????O???E?S

[shoota]

14a authenticates

[shoota]

6a UFO's

[Lie-in King]

6a Ufos - 'FO' (Foreign Office, in) 'US'
14a Authenticates - 'Au' (gold) + 'then' (later) + 'ate' (etched, in) 'tics' (twitchy ways)
17a Nefariousness - anag 'uneasiness for'