alceli

From al- +‎ celo +‎ -i.

alceli (present alcelas, past alcelis, future alcelos, conditional alcelus, volitive alcelu)

1. (transitive, intransitive) to aim, direct

   bone alcelita ŝtono

   a well-aimed stone

   alceli dulorneton al ŝipo

   to aim binoculars at a ship

   alceli siajn paŝojn ien

   to direct one’s steps somewhere

The direct object of alceli is the thing oriented by the subject in a particular direction, while the direct object of celi is the thing toward which it is oriented—the ultimate goal of the action. Compare:

• alceli fotilon “to aim a camera”
• celi anason “to aim at a duck”
• alceli fotilon al anaso “to aim a camera at a duck”