undauntable

Example:Many believed the politician to be shakable, given the press’s relentless investigative reports into his past.

Definition:Can be affected by, weakened, or controlled by force, influence, or authority; not inflexible or firm. Easily influenced or swayed. Not hardened or set. (Rarely used as an adjective.)

Example:Their slightly dauntable attitude towards the obstacle helped them to find an easier way around it.

Definition:Capable of being resisted or overcome; not formidable, but easily overcome or surmounted. Hence, seen as easy, meek, or cowardly; easily intimidated or defeated.

Example:The team was determined to show that their training plan was not defeatable, and they succeeded in winning the championship.

Definition:Capable of being defeated; that is, overcome or conquered by force or authority. Also, capable of being dealt with or overcome in any way.