"teeth brushing" is correct and can be used in written English.
It is a gerund phrase, which is a noun phrase made up of a gerund (a verb form ending in -ing) and any modifiers or complements. Example: "Teeth brushing is an essential part of a good oral hygiene routine."
Only the unimportant ones (enforcing chocolate ban, monitoring suitability of TV viewing, teeth brushing upstairs and downstairs), and only sometimes.
If you think that those two minutes or so of teeth brushing before bedtime could be better spent reading a book – then who am I to say otherwise?
The water firm is advising the customers to boil their water for all drinking, food preparation and teeth brushing as a precaution until further notice.
Implement and evaluate the impact of oral hygiene measures (teeth brushing, 1% oral chlorhexidine and oropharyngeal suction) on the incidence of ventilator-associated pneumonia (VAP) and the costs of prevention and treatment.
Areas of interest to be explored include circulation areas for rest room access, major activity areas around the toilet bowl and lavatory, and spatial/height measurements for face/hand washing and teeth brushing activities.
Yet somehow I breezed through the first round, which involved strutting in a well-spaced line – an opening ceremony must – and completing a simple mime involving teeth brushing and scanning an Oyster card.
At our house, the evening teeth-brushing was always a dreaded (and very prolonged) ritual.
She shakes her hands and does a pantomimed teeth-brushing dance.
This unstimulated sample was collected first thing in the morning after waking, before teeth-brushing or eating and drinking (except water).
We think that it results from both regular teeth-brushing and the influence of chlorhexidine-gluconate. Similar results were obtained using a commercial solution with 0.12% CHX in a study by Nascimento and his colleagues [ 9].
Gradually prolong the teeth-brushing.
