terms that, depending on context, can have opposite or contradictory meanings

• bolt: to secure, or to flee
• bound: heading to a destination, or restrained from movement
• buckle: to connect, or to break or collapse
• clip: to fasten, or detach
• dust: to add fine particles, or to remove them
• fine: excellent, or acceptable or good enough
• finished: completed, or ended or destroyed
• go: to proceed or succeed, or to weaken or fail
• hold up: to support, or to impede
• left: remained, or departed
• model: an exemplar, or a copy
• overlook: to supervise, or to neglect
• put out: extinguish, or generate
• quite: rather (as a qualifying modifier), or completely
• refrain: to desist from doing something, or to repeat
• screen: to present, or to conceal
• shop: to patronize a business in order to purchase something, or to sell something
• skin: to cover, or to remove
• temper: to soften, or to strengthen
• transparent: invisible, or obvious
• trim: to decorate, or to remove excess from
• trip: a journey, or a stumble
• wear: to endure, or to deteriorate

via [http://www.dailywritingtips.com/75-contronyms-words-with-contradictory-meanings/]