Gauge

RH index touches thumb of LH "G" and moves back and forth

Affixes

+able — Gaugeable
+able, +ly — Gaugeably
+ed — Gauged
+er — Gauger
+er, +s — Gaugers
+s — Gauges
+ing — Gauging
mis+ — Misgauge
mis+, +ed — Misgauged
mis+, +ing — Misgauging
multi+ — Multigauge
re+ — Regauge
re+, +ed — Regauged
re+, +ing — Regauging
un+, +ed — Ungauged