Your sentence
Estoy+hablando+por+teléfono.
Words in this sentence
estar
to be (have a temporary or permanent location in space); to be present; to be (denotes a copula, in a transient fashion); to be (auxiliary verb for the progressive/continuous aspect, preceding the gerund of the verb); to be in a state (in a passive voice sense); to be, stay (denotes a copula, in a transient fashion); to be (still); to be in a long-term state (in specific idioms)
Verb
hablar
to talk; to speak; to communicate using words; to speak (a language); to talk or speak regularly with someone, sometimes online
Verb
por
by; for (indicates something given in an exchange); through, out, via (indicating movement); across (indicating movement); about; due to, because of, for, for the sake of, out of (to express cause or motive); over; times, by, multiplied by; according to, for, regarding (to express opinion or something concerning someone); via, through, by (indicating the means of something); …
Preposition
teléfono
telephone (a telecommunication device used for two-way talking with another person); rotary dial telephone; mobile phone; telephone number (the sequence of digits used to identify a particular destination telephone in a network); pothos (Epipremnum aureum); heartleaf philodendron (Philodendron hederaceum)
Noun