The word "concludings" is spelled with a "d" because it is a verb form in the past tense. The IPA phonetic transcription for this word is /kənˈkluːdɪŋz/. The stress is on the second syllable, represented by the primary stress mark before "klu". The "d" sound is represented by the voiced dental fricative symbol /ð/ which differentiates it from the plural form "concluding" which ends with an "s" sound. "Concludings" refers to the act of bringing something to an end or reaching a decision.