Entry record from Fricke (2013): Hewa
lau
(1) adv. there (in seaward direction).di sana (ke arah laut).
(2) prep. in/to/from seaward direction.di; ke; dari arah laut.
Note: 'lau' is part of the set of horizontal spatial terms in Hewa, it can be used as adverb or as preposition.