tump

As an adjective tamp

is dull, blunt.

As a noun tump is

(british|rare) a mound or hillock or tump can be (uncommon) a tumpline.

As a verb tump is

to form a mass of earth or a hillock about or tump can be (southern us) to bump, knock (usually used with "over", possibly a combination of "tip" and "dump").

As verbs the difference between jump and tump

is that jump is to propel oneself rapidly upward, downward and/or in any horizontal direction such that momentum causes the body to become airborne while tump is to form a mass of earth or a hillock about or tump can be (southern us) to bump, knock (usually used with "over", possibly a combination of "tip" and "dump").

As nouns the difference between jump and tump

is that jump is the act of jumping; a leap; a spring; a bound or jump can be a kind of loose jacket for men while tump is (british|rare) a mound or hillock or tump can be (uncommon) a tumpline.

As an adverb jump

is (obsolete) exactly; precisely.

As an adjective jump

is (obsolete) exact; matched; fitting; precise.