Twig \Twig\, v. t. [imp. & p. p. {Twigged}; p. pr. & vb. n. {Twigging}.] [Cf. {Tweak}.] To twitch; to pull; to tweak. [Obs. or Scot.]
Then I finally twigged that the Mont Blanc massif, far from being just an awe-inspiring but untouchable part of Courmayeur's scenery, was actually accessible.