This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
That husband and wife had a long, heated argument on whether discussions are indispensable for a good married relationship.
Everybody looked at Mr. and Mrs. Koichi with disapproval.
Mr. and Mrs. Fugu were such smooth operators that they sold tons of seaweed to their neighbors.