infix notation

noun 0.858

postfix

noun 0.726

postfix notation

noun 0.697

affix

noun 0.676

prefix notation

noun 0.651

affixing

noun 0.625

affixation

noun 0.610

infill

noun 0.604

invert

noun 0.586

suffix

noun 0.585

infra

noun 0.582

prefix

noun 0.574

circumfix

noun 0.571

in-fill

noun 0.565

transfix

noun 0.565

suffixing

noun 0.564

inline

noun 0.563

inflection

noun 0.560

inversion

noun 0.553

inverse

noun 0.551

insertion

noun 0.549

parenthesis

noun 0.545

infilling

noun 0.542

inset

noun 0.531

binary operator

noun 0.530

inning

noun 0.526

prefixing

noun 0.526

inn

noun 0.526

inlay

noun 0.522

inserting

noun 0.520

infield

noun 0.519

inscription

noun 0.518

indent

noun 0.517

fix

noun 0.516

index

noun 0.515

postposition

noun 0.514

incuse

noun 0.513

unary operator

noun 0.511

infraction

noun 0.511

inking

noun 0.509

subscript

noun 0.507

infon

noun 0.507

inside

noun 0.506

fill-in

noun 0.506

binary operation

noun 0.506

influx

noun 0.504

infusion

noun 0.503

superscript

noun 0.503

inclus

noun 0.503

parenthetical

noun 0.502

insertable

noun 0.501