Mistirful, adj. Necessitous.
Douglas.

Mistry, s. Strait.
Barbour.

MISTLIE, adj.
1. Dull, solitary, from the absence of some object to which one is attached. Loth. Roxb.; also misslie.
Gl. Sibb.
2. Bewildered on a road, Roxb.
3. Dreary, ibid. [Eerie] synon.

From Su. G. mist-a, to want, and lik expressing state or resemblance: or Teut. misselick, incertus in quo errare potest. This closely corresponds with sense 2.

To MISTRAIST, v. n. To mistrust.
V. [Traist].
Wallace.

To MISTRYST, v. a. To break an engagement with, S.
V. [Tryst].
Gl. Sibb.

To MISTROW, v. a.
1. To suspect, to mistrust.
Barbour.
2. To disbelieve.
Wyntown.

Isl. misstru-a, Belg. mistrouw-en, id.

Mistrowing, s. Distrust.

Belg. mistrowen, id.