"Asthenic" is a word in ENGLISH

Of or pertaining to accent; characterized or formed by accent.

Pertaining to, or characterized by, acrostics.

Pertaining to, or characterized by, debility of the vital powers; weak.

Pertaining to, or characterized by alliteration.

Pertaining to, or characterized by, alliteration; as, alliterative poetry.

Of or pertaining to the amnion; characterized by an amnion; as, the amniotic fluid; the amniotic sac.

Pertaining to, or characterized by, antonomasia.

Pertaining to, or caused by, aphthae; characterized by aphtae; as, aphthous ulcers; aphthous fever.

Pertaining to, or characterized by, apostasy; faithless to moral allegiance; renegade.

Pertaining to, or characterized by, aptotes; uninflected; as, aptotic languages.

Of or pertaining to art or to artists; made in the manner of an artist; conformable to art; characterized by …

Of or pertaining to an axiom; having the nature of an axiom; self-evident; characterized by axioms.

Of or pertaining to a bubo or buboes; characterized by buboes.

Pertaining to, or characterized by, cacography; badly written or spelled.

Pertaining to chemistry; characterized or produced by the forces and operations of chemistry; employed in the processes of chemistry; as, …

Of or pertaining to the lowest period of the Devonian age. (See the Diagram, under Geology.) The Corniferous period has …

Of courtlike manners; pertaining to, or expressive of, courtesy; characterized by courtesy; civil; obliging; well bred; polite; affable; complaisant.

Of or pertaining to dynamics; belonging to energy or power; characterized by energy or production of force.

Pertaining to, or characterized by, emmetropia.

Pertaining to, or characterized by, emotion; excitable; easily moved; sensational; as, an emotional nature.