(What You Are Missing)

Filled with emoticons, the joyous new grandmothers broadcast the news to their friends far and wide.

Filled with emotion, the joyous new grandmothers broadcast the news to their friends far and wide and litter their postings with emoticons.

emotion: the outward manifestation of strong inward feelings, such as happiness or sadness.

emoticon:  symbols like this used by electronic correspondents to try to represent some feeling, such as

                    happiness :- | ) or

                    sadness :>(. 

Emoticon is a portmanteau word.

Our French-speaking readers will recognize
that portmanteau combines
porter (to wear) and manteau (coat).

In a portmanteau word, one word is wearing the other,
e.g. icon carries or wears emotion to create emoticon.

Smog is another portmanteau word.
What two words are combined to form it?

Answer in tomorrow’s Bonus section.