His commendable commitment to that cause has been unflagging.
Countless hearts were won by her unflagging sympathy, the warmth of her character, and the kindness of her smile.
We all admire and respect his unflagging energy and vigour.
That success, that respect, that admiration and affection which he had earned were not merely the result of brilliant abilities applied with unflagging zeal.
He has been carrying out an unflagging "feather-bed" campaign in this connection.
I pay tribute to his unflagging enthusiasm for complementary and alternative therapies.
Their success depends on the unflagging and generous support of the nation.
For our part, it is essential that we send our forces the clearest message that they have our unflagging support.
