Word / formMeaning / explanation
تَقَابَلَhe met face to face; active perfect.
يَتَقَابَلُhe meets face to face; active imperfect.
تَقَابُلًاmeeting face to face; verbal noun.
مُتَقَابِلٌsomeone meeting face to face; active participle.
تُقُوبِلَhe was met/confronted; passive perfect in the textbook's paradigm.
يُتَقَابَلُhe is met/confronted; passive imperfect in the paradigm.
مُتَقَابَلٌa counterpart met; passive participle.
تَقَابَلْmeet face to face!; imperative.
لَا تَتَقَابَلْdo not meet face to face!; prohibition.
The active example normally describes interaction. Passive entries are morphological paradigm forms; their actual idiomatic usage depends on context.