The phrase "always watchful" is correct and usable in written English.
It can be used to describe someone who is consistently alert or attentive to their surroundings or situations.
Example: "The guard remained always watchful, ensuring the safety of the premises throughout the night."
Alternatives: "constantly vigilant" or "perpetually alert".
He generally avoids white neighborhoods, and when his world and the white world intersect, he feels always watched, and he is always watchful.
As the dancers ran, seemingly without pattern, their eyes darted, always watchful.
Dr Shal-am, with his two younger brothers and three younger sisters, grew up under the always watchful eye of the Ba'ath party.
Joan Crawford, her excesses reined in by the always watchful Preminger, plays a New York career woman — a magazine illustrator with a Greenwich Village studio — who is starting to feel her age.
Not only is he in nearly every frame of the movie, but the man was entirely contradictory — he was charismatic but an outsider; always watchful but loved a party; inordinately talented but competitive to a fault.
Her stance is courteously instructive, casually pragmatic and always watchful, which isn't surprising since she has spent most of her adult life in professorial charge of numerous generations of young undergraduates.
We are taught to not attract attention in public spaces, lest we draw the always-watchful eyes of the law.
The answer lies in no small part with the Iranian government, itself a complex mix of ideologues and foreign-policy professionals under the not-always-watchful eye of Supreme Leader Ayatollah Ali Khamenei.
Thanks to the ever watchful and observant Ms. Sparky, always on the lookout for the latest in contractor malfeasance, I want to share this latest news on the newly announced suspensions of PWC/Agility executives.
Ibrahim is the one who always looks watchful, even angry.
(His father had a good word for affectation – "splother" – and Bennett has always been watchful for signs of it).
