Klutzy

[Sommer]

Adjective- the descriptive state of conducting oneself as a klutz- [uncoordinated] and awkward when performing actions; for example, walking into walls, posts, furniture and people with [alarming] regularity, pancakes flying to floor when flipping, pretending [momentarily] to be Baryshnikov and failing miserably, all elbows and knees...

[Oralee]

Clumsy, awkward, or foolish.

[Gregory]

silly and clumsy (= moving awkwardly and often having accidents) :