as·then·ic 
(ăs-thĕnĭk)
(ăs-thĕnĭk)adj.
1. Relating to or exhibiting asthenia; weak.
2. Having a slender, lightly muscled physique.
n.
A person having such a physique.
- interconnectible
- interconnection
- intercontinental
- interconversion
- interconvert
- interconvertibility
- interconvertible
- intercool
- intercooler
- intercostal
- intercourse
- intercrop
- intercultural
- intercurrent
- intercut
- interdenominational
- interdental
- interdentally
- interdepartmental
- interdependence
- interdependency
- interdependent
- interdict
- interdiction
- interdictive