Joel 2:15

תָּקַע (ta.qa) 1) to blow, clap, strike, sound, thrust, give a blow, blast 1a) (Qal) 1a1) to thrust, drive (of weapon) 1a2) to give a blast, give a blow 1a3) to strike or clap hands 1b) (Niphal) 1b1) to be blown, blast (of horn) 1b2) to strike or pledge oneself

שֹׁפָר (sho.phar) horn, ram's horn

צִיּוֹן (tsiy.yon) Zion = "parched place" another name for Jerusalem especially in the prophetic books Another name of ye.ru.sha.laim (יְרוּשָׁלִַ֫ם, יְרוּשְׁלֵם "Jerusalem" H3389)

קָדַשׁ (qa.dash) : consecate/sanctify 1) to consecrate, sanctify, prepare, dedicate, be hallowed, be holy, be sanctified, be separate 1a) (Qal) 1a1) to be set apart, be consecrated 1a2) to be hallowed 1a3) consecrated, tabooed 1b) (Niphal) 1b1) to show oneself sacred or majestic 1b2) to be honoured, be treated as sacred 1b3) to be holy 1c) (Piel) 1c1) to set apart as sacred, consecrate, dedicate 1c2) to observe as holy, keep sacred 1c3) to honour as sacred, hallow 1c4) to consecrate 1d) (Pual) 1d1) to be consecrated 1d2) consecrated, dedicated 1e) (Hiphil) 1e1) to set apart, devote, consecrate …

צוֹם (tsom) fast, fasting

קָרָא (qa.ra) : call_to/invite/entreat 1) to call, call out, recite, read, cry out, proclaim 1a) (Qal) 1a1) to call, cry, utter a loud sound 1a2) to call unto, cry (for help), call (with name of God) 1a3) to proclaim 1a4) to read aloud, read (to oneself), read 1a5) to summon, invite, call for, call and commission, appoint, call and endow 1a6) to call, name, give name to, call by 1b) (Niphal) 1b1) to call oneself 1b2) to be called, be proclaimed, be read aloud, be summoned, be named 1c) (Pual) to be called, be named, be called out, be chosen

עֲצָרָה (a.tsa.rah) 1) assembly, solemn assembly 1a) assembly (sacred or festive meeting) 1b) assemblage, company, group