The Collaborative International Dictionary
Umbratious
Umbratious \Um*bra"tious\, a. [L. umbra a shade. Cf.
Umbrageous.]
Suspicious; captious; disposed to take umbrage. [Obs. & R.]
--Sir H. Wotton.
Wiktionary
umbratious
a. (context obsolete English) Suspicious; captious; disposed to take umbrage.