unhampered

As adjectives the difference between unhampered and free

is that unhampered is not hampered while free is (label) unconstrained.

As an adverb free is

without needing to pay.

As a verb free is

to make free; set at liberty; release; rid of that which confines, limits, embarrasses, or oppresses.

As a noun free is

(australian rules football|gaelic football) abbreviation of free kick.

As adjectives the difference between unhampered and unpampered

is that unhampered is not hampered while unpampered is not pampered.

As adjectives the difference between untampered and unhampered

is that untampered is not tampered with while unhampered is not hampered.

As adjectives the difference between unhampered and unhammered

is that unhampered is not hampered while unhammered is that has not been hammered.

As adjectives the difference between unhampered and unfettered

is that unhampered is not hampered while unfettered is not bound by chains or shackles.

As a verb unfettered is

past tense of unfetter.