diminutiveness

Proust had to outgrow the habits of diminutiveness, without sacrificing a love of nuance and detail, to become himself.

From The New Yorker ● Aug. 3, 2015

The diminutiveness of these small rooms admitted of their being infinitely multiplied.

From The Wonders of Pompeii by Marc Monnier

The Church, here, is from its diminutiveness, quite an object of curiosity; and the stranger will also notice THE WELL, on the road-side; but the Villa and Cottage are both secluded from public view.

From Brannon's Picture of The Isle of Wight The Expeditious Traveller's Index to Its Prominent Beauties & Objects of Interest. Compiled Especially with Reference to Those Numerous Visitors Who Can Spare but Two or Three Days to Make the Tour of the Island. by George Brannon

They belong to what is sometimes known as Micronesia, from the extreme diminutiveness of the land masses.

From Our War with Spain for Cuba's Freedom by Trumbull White

Consequently he sits tall, and with the peculiar erectness of head and neck, his diminutiveness disappears.

From Pencillings by the Way Written During Some Years of Residence and Travel in Europe by N. Parker Willis