deriv► ʕaṣabī, adj., 1 sinewy, nerved, nervy; 2 nervous, neural, nerve‑, neuro‑, neur‑ (in compounds); 3 nervous, high-strung: nisba formation; see also ↗s.v. | ʕaṣabiyyu ’l-mazāǧ, adj., nervous, high-strung; al-ǧihāz al‑ʕaṣabī, n., the nervous system; ḥālaẗ ʕaṣabiyyaẗ, n.f., nervousness, nervosity; al-ḍuʕf al‑ʕaṣabī, n., neurasthenia
► ʕaṣabiyyaẗ, n.f., 1 nervousness, nervosity: abstract formation in ‑iyyaẗ, from of ʕaṣab ʻnerve’; – 2 ↗s.v.
► ʕaṣīb, adj., hot, crucial, critical (time, stage): related to ʕaṣab ʻnerve; sinew’, and\or to ↗ʕaṣaba ʻto bind, tie, wrap’, or to be treated separately? – Cf. ↗s.v.For other values attached to the root, cf. ↗ʕaṣaba, ↗ʕiṣābaẗ, ↗taʕaṣṣub, ↗ĭʕtiṣāb, as well as, for the general picture, ↗√ʕṢB.