The difference between Eager and Recalcitrant

When used as nouns, eager means (tidal bore), whereas recalcitrant means a person who is recalcitrant.

When used as adjectives, eager means sharp, whereas recalcitrant means marked by a stubborn unwillingness to obey authority.

check bellow for the other definitions of Eager and Recalcitrant

Eager as an adjective (obsolete):

Sharp; sour; acid.
Eager as an adjective (obsolete):

Sharp; keen; bitter; severe.
Eager as an adjective:

Desirous; keen to do or obtain something.

Examples:

"The hounds were eager in the chase."

"I was eager to show my teacher how much I'd learned over the holidays."

"You stayed up all night to get to the front of the queue. You must be very eager to get tickets."
Eager as an adjective:

Brittle; inflexible; not ductile.
Eager as an adjective (comptheory):

Not employing lazy evaluation; calculating results immediately, rather than deferring calculation until they are required.

Examples:

"an eager algorithm"

Recalcitrant as an adjective:

Marked by a stubborn unwillingness to obey authority.
Recalcitrant as an adjective:

Unwilling to cooperate socially.
Recalcitrant as an adjective:

Difficult to deal with or to operate.
Recalcitrant as an adjective (botany, of seed, pollen, spores):

Not viable for an extended period; damaged by drying or freezing.