I see

Use 'Ayähu' to express that you understand or perceive something.

Use 'Arā' to express that you understand or perceive something.

Use 'Āmi dekhi' to express that you understand or perceive something.

Use 'Ho entenc' to express that you understand or perceive something.

Use 'Vidím' to express that you understand or perceive something.

Use 'Jeg forstår' to express that you understand or perceive something.

Use 'Ich sehe' to indicate that you understand or perceive something.

Use 'Vlépo' to express that you understand or perceive something.

Use 'Veo' to indicate understanding or that you perceive something.

Use 'Ma saan aru' to express that you understand or perceive something.

Use 'Ulertzen dut' to express that you understand or perceive something.

Use 'Mī-bīnam' to express that you understand or perceive something.

Use 'Minä ymmärrän' to express that you understand or perceive something.

Use 'Je vois' to express that you understand or perceive something.

Use 'Entendo' to express that you understand or perceive something.

Use 'Huṁ jo'ūṁ chuṁ' to express that you understand or perceive something.

Use 'Na gani' to express that you understand or perceive something.

Use 'Ani ro'eh' to express that you understand or perceive something.

Use 'Mai dekhta hoon' to express that you understand or perceive something.

Use 'Látom' to express that you understand or perceive something.

Use 'Saya mengerti' to express that you understand or perceive something.

Use 'Ég skil' to express that you understand or perceive something.

Use 'Vedo' to express that you understand or perceive something.

Use 'Wakarimashita' to indicate understanding, especially in formal situations; 'Wakatta' is more casual.

Use 'Ar-get-sseum-ni-da' to show understanding, especially in formal settings; 'Arasseo' is more casual.

Use 'Aš suprantu' to express that you understand or perceive something.

Use 'Es saprotu' to express that you understand or perceive something.

Use 'Mī pāhato' to express that you understand or perceive something.

Use 'Saya faham' to express that you understand or perceive something.

Use 'Ik zie' to express that you understand or perceive something.

Use 'Jeg forstår' to express that you understand or perceive something.

Use 'Mai vekhda hā̃' to express that you understand or perceive something.

Use 'Widzę' to express that you understand or perceive something.

Use 'Eu vejo' to indicate that you understand or perceive something.

Use 'Văd' to express that you understand or perceive something.

Use 'Ya vizhu' to indicate understanding or that you perceive something.

Use 'Jag förstår' to express that you understand or perceive something.

Use 'Nimeelewa' to express that you understand or perceive something.

Use 'Naan paarkkiren' to express that you understand or perceive something.

Use 'Nēnu chūstānu' to express that you understand or perceive something.

Use 'Kâo jai láeo' to express that you understand or perceive something.

Use 'Naiintindihan ko' to express that you understand or perceive something; 'Gets ko' is a more casual slang.

Use 'Görüyorum' to indicate that you understand or perceive something.

Use 'Ya bachu' to indicate that you understand or perceive something.

Use 'Mai dekhta hoon' to express that you understand or perceive something.

Use 'Tôi hiểu rồi' to express that you understand or perceive something.

Use 'Mo rí' to express that you understand or perceive something.

Use 'Wǒ míngbái le' to express that you understand or perceive something.

Use 'Ngóh mìhng baahk' to express that you understand or perceive something.

Use 'Ngiya' to express that you understand or perceive something.