עָשָׁן

From LSJ

ἐν ἐμοὶ αὐτῇ στήθεσι πάλλεται ἦτορ ἀνὰ στόμα → my heart beats up to my throat

Source

English (Strong)

from עָשַׁן; smoke, literally or figuratively (vapor, dust, anger): smoke(-ing).