gr

not uncommon semi vowel and sound change
G-GH-GR-R see CH and semitic حخ غعغع

𓐍 gray
𓌨 ground
𓇥 Grenze 𓇥𓂋

R 𓂋 grain
Qvr 𓏘 cairn
Kr 𓐍
Gyro 𓐍
G 𓎼

greek

𒅕 ᵍIR
𒌇 ≈ 𒁓 BUR ≈ 𒃼 gar ≈
_ ≈ 𒈫𒌇 gur15 ≈ 𒁉 ≈ 𒂵 GA ⇔ 𒂕 egir
𒄈 73992 𒄈 12108 CUNEIFORM SIGN GIR2
𒄉 73993 𒄉 12109 CUNEIFORM SIGN GIR2 GUNU
𒄊 73994 𒄊 1210A CUNEIFORM SIGN GIR3