Lewis & Short

ango, xi, ctum, and anxum, 3, v. a. (perf. and sup. rest only on the assertion in Prisc. p. 895 P.; Diom. p. 366 P.; part. anctus, Paul. ex Fest. p. 24 Müll.; acc. to Prisc. l. c., the sup. is sometimes anxum; cf. Struve, 214) [the root of this word is widely diffused: ἄγκος, a bend, hollow; whence, valley, ravine; from the notion of closeness, come ἄγχω = to press tight, to strangle, throttle; ango; Germ. hangen, hängen; Engl. hang; angustus, anxius, anxietas; old Germ. Angust; Germ. Angst = Engl. anguish; from the notion of being bent, come ancus anculus, a crouching slave, ancora = Gr. ἄγκυρα; angulus = Germ. Angel, Engl. angle; old Germ. Angul, a hook; Gael. ingle = nook for the fire, fireplace; ancale = ἀγκάλη, Engl. ankle; ancon, and the pr. names Ancon and Ancona; uncus, curved, crooked; ungula, claw; unguis, claw, nail; cf. Sanscr. ahus, close; ahas, anguish; ankāmi, to bend; ankas, the lap (sinus), a hook; for the other Greek words belonging to this group, v. L. and S. s. vv. ἄγκος and ἄγχω].

  1. I. Lit., to bind, draw, or press together; of the throat, to throttle, strangle (so ἄγχω; in this signif. antiquated; hence, in class. perh. only in the poets; in prose, instead of it, suffocare; cf. Diom. p. 361 P.): angit inhaerens Elisos oculos et siccum sanguine guttur, Verg. A. 8, 260; so id. G. 3, 497: cum colla minantia monstri Angeret, Stat. Th. 4, 828; 6, 270; Sil. 13, 584.
    Hence, of plants, to choke, Col. 4, 2, 2; 6, 27, 7 al.
  2. II. Metaph.
    1. A. To cause (physical) pain; hence, angi, to feel or suffer pain, Plin. 10, 60, 79, § 164.
    2. B. Most freq. of the mind, to distress, torment, torture, vex, trouble; and angi, to feel distressed, to suffer torment, etc.: illum incommodis dictis angam, Plaut. Cas. 2, 1, 11: cura angit hominem, * Ter. Phorm. 1, 3, 8; * Lucr. 4, 1134: cruciatu timoris angi? Cic. Off. 2, 7, 25: multa sunt, quae me sollicitant anguntque, id. Att. 1, 18: angebar singularum horarum exspectatio ne, id. ib. 9, 1 et saep.; Liv. 2, 7; 21, 1 al.: ne munere te parvo beet aut incommodus angat (cruciet, cum non vult dare quod poscis, Cruqu.), Hor. Ep. 1, 18, 75: ad humum maerore gravi deducit et angit, id. A. P. 110: poëta, meum qui pectus inaniter angit, puts in torturing suspense, id. Ep. 2, 1, 211 al.: Pompeius … curis animum mordacibus angit, Luc. 2, 680 sq.: Ea res animum illius anxit, Gell. 1, 3: (aemula eam) vehementer angebat, Vulg. 1 Reg. 1, 6.
      With de (in respect to): de Statio manumisso et non nullis aliis rebus angor, Cic. Att. 2, 18 fin.: de quo angor et crucior, id. ib. 7, 22.
      Sometimes with gen. (on this const. cf. Roby, II. § 1321): absurde facis, qui angas te animi, Plaut. Ep. 3, 1, 6: (Sthenius) angebatur animi necessario, quod etc., Cic. Verr. 2, 34, 84. But Cic. also uses the abl.: angor animo, Brut. 2, 7: audio te animo angi, Fam. 16, 142; and acc. to some edd. Tusc. 1, 40, 96 Seyff. (v. further on this gen. s. v. animus).