How Do You Spell COOLHEADEDNESS?

Correct spelling for the English word "coolheadedness" is [kˈuːlhɪdɪdnəs], [kˈuːlhɪdɪdnəs], [k_ˈuː_l_h_ɪ_d_ɪ_d_n_ə_s] (IPA phonetic alphabet).

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