G2084
ἑτερόγλωσσος
in another language
ἑτερό-γλωσσος (Att.. -ττος), -ον, [in Aq.: Psa.114:1, Isa.33:19 * ;] of alien speech, of another tongue (see Cremer, 681): 1Co.14:21 (aliter in LXX).† (AS)
The KJV translates G2084 in the following manner:
tongues (2x)
Full Thayer's lexicon entry
ἑτερόγλωσσος — heteróglōssos
ἑτερόγλωσσος, ἑτερογλωσσου, ὁ (ἕτερος and γλῶσσα), one who speaks (another i. e.) a foreign tongue (opposed to ὁμόγλωσσος): Psa 113:1 Aq.; Polybius 24, 9, 5; Strabo 8, p. 333; (Philo, confus. lingg. § 3; others); but differently in 1Co 14:21, viz. one who speaks what is utterly strange and unintelligible to others unless interpreted see what is said about 'speaking with tongues' under γλῶσσα, 2.
1 occurrence