Ochlophobia or Agoraphobia-(Fear of crowds) It also includes fear of lines,
traffic jams and even social events.  Many people suffer from just the fear of
not pleasing others during this season and end up overwhelming themselves with
too much responsibilty

Katagelophobia-(Fear of ridicule or embarrassment) this might include not giving
the right gift, being around family and their comments, Christmas party pranks, etc

Mythophobia-(Fear of making a false statement) slipping and telling a secret you
shouldn't, or what someone got someone

Pogonophobia-(Fear of beards) sounds crazy but some people fear Santa's beard. 
And suddenly men with beards are abundant during Christmas

Pediophobia-(Fear of dolls) more toy are on display and these people find it
stressful.  A normal grocery store suddenly might have dolls to sell where they
normally did not.

Dronophobia-Fear of driving on expressways) with traffic a mess during the
holidays, those who hate freeways usually avoid them.  More traffic means
greater chances you off-streets are not available due to accidents or being jammed up

Cherophobia-(Fear of fun) believe it or not, some people fear smiling and having
a holly jolly good time

Decidophobia-(Fear of unable to make decisions) Christmas time is full of
decisions and for those that have a hard thime with them, or are afraid of
making the wrong one, this is a bit of an overload for them

Xenophobia-(Fear of strangers) this of course would not apply to going to malls,
church, etc. because these people simply would not go there. But Christmas is a
time when you never know WHO might pop in?  For those who fear strangers, this
can suddenly be devestation.

Haphenphobia-(Fear of being touched or having to touch others) a surprise kiss
under a mistletoe or a holiday good cheer hug for these people is like a sudden
slap and totally throws them off-balance