N2 — outside your level filter

apparently; something about — a reason heard second-hand and not pinned down

田中たなかさんは風邪かぜをひいたとかで、今日きょうは休やすみだそうだ。

tanaka-san wa kaze o hiita to ka de, kyou wa yasumi da sou da.

Something about catching a cold — apparently Tanaka is off today. neutral

急きゅうな用事ようじができたとかで、彼かれ、先さきに帰かえっちゃったよ。

kyuu na youji ga dekita to ka de, kare, saki ni kaetchatta yo.

Something came up, apparently, so he took off early. casual

Variants

とかtokaalternant
sentence-final, no reason attached — just vague hearsay: 来月らいげつ引ひっ越こすとか。
とかいうことでtokaiukotodeformal
the unclipped shape for business speech and written reports — 都合つごうがつかないとかいうことで、欠席けっせきされました.

とかで

とかでto ka deN2neutral