tenu

tenû

𓎆 45° turned characters in Sumerian are called 'tenu' tenû turn

Unfortunately sometimes the epiphet tenu is used to denote 90° and 180° rotations as well, conflicting with the wholesale rotation of the Proto-Cuneiform system around 3000 BC.

𒃸 GAN tenu = 𒃷 GAN gunu < 𒃰 GAN

In late forms 𒊺 1+3 ⋍ 𒄭 𒀪 3+1 tenu

𓇯 air
𓇯𓏏 air¬de
󴃙 earth

𒀸 𒀹 ASH
𒄑 𒄕 GIŠ
𒃷 𒃸 GAN
𒉣 𒉩 NUN
𒋾 𒋿 TI
𒍝 𒍞 ZA
𒄩 𒄪 HA
𒋓 𒋔 ŠIR
𒀸 𒀺

𒋛 SI 𒋝 SIK σ sigma

𒀹 73785 𒀹 12039 CUNEIFORM SIGN ASH ZIDA TENU
𒀺 73786 𒀺 1203A CUNEIFORM SIGN ASH KABA TENU
𒃸 73976 𒃸 120F8 CUNEIFORM SIGN GAN2 TENU
𒄕 74005 𒄕 12115 CUNEIFORM SIGN GISH TENU
𒄪 74026 𒄪 1212A CUNEIFORM SIGN HA TENU
𒉩 74345 𒉩 12269 CUNEIFORM SIGN NUN TENU
𒋔 74452 𒋔 122D4 CUNEIFORM SIGN SHIR TENU
𒋿 74495 𒋿 122FF CUNEIFORM SIGN TI TENU
𒍞 74590 𒍞 1235E CUNEIFORM SIGN ZA TENU
𒍧 74599 𒍧 12367 CUNEIFORM SIGN ZIB KABA TENU

𒋗 ŠU => 𒉂 74306 𒉂 12242 CUNEIFORM SIGN NAGA TIMES SHU TENU

𒋓 => 𒋔 ŠIR tenu gunu combined

TUN3 𒂅 ⇔ dont ¬

𒌋 as tenu marker in
𒅖 ≈ 𒑙𒁹𒁹
𒇴 ≈ 𒌋𒅖 ≈ 𒌋𒑙𒁹𒁹
𒇵 ≈ 𒌋𒑙𒁹𒆳𒁹